Ax.



A. F. KOPRIVA.

APPLICATION FILED JUNE18, 1912.

1 57,966; Patented Apr. '"1, 1913.

F W/1 E mM/M 1 1 A E a WITNESSES MM1ZMZ E flimlv [via mm BY 1. m M ATTORNEYS claim as new and desire to secure by Letters Patent:

1. An ax, comprising a head having an eye to receive a handle and provided with a groove Whose inner portion is of greater width than the outer ortion, and with beveled seats at the bac' of the groove, a bit having its back of greater thickness than the Width of the outer narrower portion of the roove of the head and provided at top and ottom With beveled lugs to fit upon the seats of the head, and fastening devices passing through the bit and head.

2. An ax, comprising a head having an eye to receive a handle and provided with a groove Whose inner width than the outer at the back of the back of greater thic the narrower portion of the groove of the head, and provided with rearwardly extending lugs on the back to fit the seats of the head and with a groove on one face, the

portion, and with seats move, a bit having its groove being of a Width greater than the less than the Width of I l l i i g l i i portion is of greater? I I I 4 oszoce length of the narrower portion of the groove of the head, and means for securing the bit in the head.

3. An ax, comprising a head having a socket for the handle, a groove provided at the ends of the rear wall with beveled seats, and a transverse opening, a bit having a back adapted to engage the said groove and provided with beveled lugs adapted to be seated on the said seats to center the bit and to hold it against endWise movement, a lug at the back of the bit intermediate the said beveled lugs and projecting into the transverse opening in the head, and fastening means extending transversely through the head and bit.

In testimony whereof I have signed my name to this specification in the presence of two subscribing Witnesses.

.ALOIS F. KOPRIVA.

\Vitnesses GEO. HELLEN, BENJ. F. POWELL. 

